Their study reveals that the SARS-CoV-2 spike protein can persist in the brain’s protective layers (the meninges) and the skull’s bone marrow for up to four years after infection. This lingering spike ...
Medically reviewed by Josephine Hessert, DO Meningitis can be contagious, and people with weak immune systems are especially vulnerable. Some types of meningitis are not contagious (spread from person ...
The study brought to light significantly elevated concentrations of spike protein in the skull’s bone marrow and meninges, even years after infection. The spike protein binds to so-called ACE2 ...
However, multiple studies over the past 50 years have highlighted the distinctions between different types of giraffe based on their pelage patterns, cranial and postcranial morphology ...